diff --git a/bookmarks.html b/bookmarks.html
new file mode 100644
index 0000000..7392fd3
--- /dev/null
+++ b/bookmarks.html
@@ -0,0 +1,27 @@
+<HTML>
+<HEAD>
+<!-- This is an automatically generated file.
+It will be read and overwritten.
+Do Not Edit! -->
+<TITLE>Links bookmarks</TITLE>
+</HEAD>
+<H1>Links bookmarks</H1>
+
+<DL><P>
+    <DT><H3>Links</H3>
+<DL>
+    <DT><H3>English</H3>
+<DL>
+    <DT><A HREF="http://atrey.karlin.mff.cuni.cz/~clock/twibright/links/calibration.html">Calibration Procedure</A>
+    <DT><A HREF="http://atrey.karlin.mff.cuni.cz/~clock/twibright/links/">Links Homepage</A>
+    <DT><A HREF="http://links.twibright.com/user_en.html">Links Manual</A>
+</DL>
+    <DT><H3>Cesky</H3>
+<DL>
+    <DT><A HREF="http://atrey.karlin.mff.cuni.cz/~clock/twibright/links/kalibrace.html">Kalibracni procedura</A>
+    <DT><A HREF="http://atrey.karlin.mff.cuni.cz/~clock/twibright/links/index_cz.html">Links: domaci stranka</A>
+    <DT><A HREF="http://links.twibright.com/user.html">Manual k Linksu</A>
+</DL>
+</DL>
+</DL><P>
+</HTML>
diff --git a/internal/backend/tmux/session.go b/internal/backend/tmux/session.go
index 37f671b..83bbe68 100644
--- a/internal/backend/tmux/session.go
+++ b/internal/backend/tmux/session.go
@@ -287,7 +287,10 @@ func (s *Session) Send(ctx context.Context, prompt string) (string, error) {
 		return "", fmt.Errorf("send literal failed: %w", err)
 	}
 
-	// Send Enter
+	// Small delay to ensure tmux processes the literal text before sending submit
+	time.Sleep(200 * time.Millisecond)
+
+	// Send Enter (C-m) to submit the prompt
 	if err := sendKeys(s.target(), "C-m"); err != nil {
 		s.mu.Lock()
 		s.state = "idle"
@@ -389,11 +392,25 @@ func (s *Session) SendAsync(ctx context.Context, prompt string) error {
 
 	target := s.target()
 
+	debug.Log("[session %s] SendAsync: target=%s prompt=%q", s.id, target, prompt)
+
 	// Send without waiting for completion
 	if err := sendLiteral(target, prompt); err != nil {
+		debug.Log("[session %s] SendAsync: sendLiteral failed: %v", s.id, err)
 		return err
 	}
-	return sendKeys(target, "C-m")
+	debug.Log("[session %s] SendAsync: sendLiteral succeeded, sending Enter", s.id)
+
+	// Small delay to ensure tmux processes the literal text before sending submit
+	time.Sleep(200 * time.Millisecond)
+
+	// Send Enter (C-m) to submit the prompt
+	if err := sendKeys(target, "C-m"); err != nil {
+		debug.Log("[session %s] SendAsync: sendKeys failed: %v", s.id, err)
+		return err
+	}
+	debug.Log("[session %s] SendAsync: sendKeys succeeded", s.id)
+	return nil
 }
 
 func (s *Session) SendStream(ctx context.Context, prompt string) (io.ReadCloser, error) {
diff --git a/internal/p9/server.go b/internal/p9/server.go
index 7f05d51..290c9c7 100644
--- a/internal/p9/server.go
+++ b/internal/p9/server.go
@@ -356,12 +356,15 @@ func (s *Server) write(cs *connState, fc *plan9.Fcall) *plan9.Fcall {
 		if sess == nil {
 			return errFcall(fc, "session not found")
 		}
+		fmt.Fprintf(os.Stderr, "[DEBUG] /in write: session=%s input=%q state=%s\n", parts[1], input, sess.State())
 		// Use async send to avoid blocking on response
 		if tmuxSess, ok := sess.(*tmux.Session); ok {
 			ctx := context.Background()
 			if err := tmuxSess.SendAsync(ctx, input); err != nil {
+				fmt.Fprintf(os.Stderr, "[DEBUG] /in write: SendAsync failed: %v\n", err)
 				return errFcall(fc, err.Error())
 			}
+			fmt.Fprintf(os.Stderr, "[DEBUG] /in write: SendAsync succeeded\n")
 		} else {
 			return errFcall(fc, "async send not supported for this backend")
 		}